The meaning of autumn-style rape

(agricultural Wealth Network) under the conditions of early sowing and early planting, sparse planting and early tube, a single plant has 8 green leaves in late autumn and early winter, and more than 15% of the plant has 10 green leaves in early December. the leaves rapidly extend to both sides, and the maximum opening diameter is 30 cm. At the end of December, the plant has 12 to 14 green leaves, the leaf area index is 2.5 to 3, the maximum leaf opening diameter is 50 cm, and there are many axillary buds. After spring, the stem is stout, the branch is many, the pod is many, the yield is high, generally the yield can reach more than 240 kilograms per mu.